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NeonTransaction Class — drizzle-orm Architecture

Architecture documentation for the NeonTransaction class in session.ts from the drizzle-orm codebase.

Class typescript DrizzleORM

Entity Profile

Dependency Diagram

graph TD
  29288e7e_0269_7fe1_90be_3d868ffe5de0["NeonTransaction"]
  bd67ed5b_8d2f_60fd_725e_a8b2ea44664c["session.ts"]
  29288e7e_0269_7fe1_90be_3d868ffe5de0 -->|defined in| bd67ed5b_8d2f_60fd_725e_a8b2ea44664c
  bd152654_7670_2106_bc9f_e0113b3e1db9["transaction()"]
  29288e7e_0269_7fe1_90be_3d868ffe5de0 -->|method| bd152654_7670_2106_bc9f_e0113b3e1db9

Relationship Graph

Source Code

drizzle-orm/src/neon-serverless/session.ts lines 284–303

export class NeonTransaction<
	TFullSchema extends Record<string, unknown>,
	TSchema extends TablesRelationalConfig,
> extends PgTransaction<NeonQueryResultHKT, TFullSchema, TSchema> {
	static override readonly [entityKind]: string = 'NeonTransaction';

	override async transaction<T>(transaction: (tx: NeonTransaction<TFullSchema, TSchema>) => Promise<T>): Promise<T> {
		const savepointName = `sp${this.nestedIndex + 1}`;
		const tx = new NeonTransaction<TFullSchema, TSchema>(this.dialect, this.session, this.schema, this.nestedIndex + 1);
		await tx.execute(sql.raw(`savepoint ${savepointName}`));
		try {
			const result = await transaction(tx);
			await tx.execute(sql.raw(`release savepoint ${savepointName}`));
			return result;
		} catch (e) {
			await tx.execute(sql.raw(`rollback to savepoint ${savepointName}`));
			throw e;
		}
	}
}

Domain

Defined In

Source

Frequently Asked Questions

What is the NeonTransaction class?
NeonTransaction is a class in the drizzle-orm codebase, defined in drizzle-orm/src/neon-serverless/session.ts.
Where is NeonTransaction defined?
NeonTransaction is defined in drizzle-orm/src/neon-serverless/session.ts at line 284.

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